一个高效的敏感词过滤方法(PHP)

$badword = array(

    '张三','张三丰','张三丰田'

);

$badword1 = array_combine($badword,array_fill(0,count($badword),'*'));

$bb = '我今天开着张三丰田上班';

$str = strtr($bb, $badword1);

echo $str;